Question 3 (1 point) The chemical formula for sodium citrate is Na 3C 6H 507. Which of the following
statements is true?
Sodium citrate is a compound with a total of 21 atoms.
Sodium citrate is a compound with a total of 4 atoms.
Sodium citrate is an element with a total of 21 atoms.
Sodium citrate is a compound with a total of 21 atoms, each of a different
element.

Schrodinger and heisenberg developed an alternate theory about atomic nature that contradicted some of bohr's model of the atom. how do changes resulting from new technology and evidence affect the reputation of the atomic theory?

Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.

What woukd most likely be the transmittance at a 0.70 m solution of solute a? a) 7.6%b) 1.1%c)4.0%d)4.6%